Lower window height

plugins/decoration/button.cpp

@@ -73,8 +73,8 @@ void Button::paint(QPainter *painter, const QRect &repaintRegion)
     painter->save();
     painter->setRenderHints(QPainter::Antialiasing);
 
-    QRect btnRect(0, 0, 30 * decoration->devicePixelRatio(),
-                        30 * decoration->devicePixelRatio());
+    QRect btnRect(0, 0, 28 * decoration->devicePixelRatio(),
+                        28 * decoration->devicePixelRatio());
     btnRect.moveCenter(rect.center());
 
     if (isHovered() || isPressed()) {

plugins/decoration/decoration.cpp

@@ -226,7 +226,7 @@ void Decoration::updateButtonsGeometry()
 
     auto s = settings();
     auto c = client().toStrongRef().data();
-    int right_margin = 5;
+    int right_margin = 4;
     int button_spacing = 10;
 
     foreach (const QPointer<KDecoration2::DecorationButton> &button, m_leftButtons->buttons() + m_rightButtons->buttons()) {

plugins/decoration/decoration.h

@@ -90,7 +90,7 @@ private:
     friend class MinimizeButton;
 
 private:
-    int m_titleBarHeight = 38;
+    int m_titleBarHeight = 33;
     int m_frameRadius = 12;
     qreal m_devicePixelRatio = 1.0;
     QColor m_titleBarBgColor = QColor(255, 255, 255, 255);